K45143221 : BIG-IP AVRD vulnerability CVE-2020-27728

Security Advisory Description

Under certain conditions, Analytics, Visibility, and Reporting daemon (AVRD) may generate a core file and restart on the BIG-IP system when processing requests sent from mobile devices. (CVE-2020-27728)

Impact

This may allow an attacker to initiate a denial-of-service (DoS) attack on the AVRD process on the BIG-IP system from a mobile device. This vulnerability occurs when all of the following conditions are met:

• Mobile SDK is licensed and enabled.
• An app using Mobile SDK on certain mobile devices sends a request to a virtual server with a Bot Defense profile.
• The AVRD process sends the statistics to a BIG-IQ system or any external log server.